19/03/2020Approximations and Estimations(Study by Topics Junior Class) 0Comments by Gate Academy Welcome to your Approximations and Estimations(Study by Topics Junior Class) NAME EMAIL PHONE NUMBER 1. Find the estimated answer of the equation :458.7 × 0.00567 4.2 2.6 3 22. Write 0.3741 to 2 decimal places 0.37 0.4 0.42 0.3743. Round to the nearest tenths place:78.539 78.6 78.54 78.53 78.54. Calculate correct to 2 d.p 4.53 4 3.7 4.45. Evaluate 4512/0.05 correct to three significant figures 9020 90200 902 902406. A price of unleaded petrol is N97 per litre. A company buys 692 litres, calculate the actual amount paid by the company N70,000 N67,124 N72,763 N68,0007. Express 0.4563948 to three decimal places. 0.456 0.5 0.457 0.48. 0.009238 to 3 significant figures. 0.00924 0.00923 0.923 0.01 0.0099. Approximate 0.4059 to 3 significant figures. 0.4 0.405 0.41 0.40 0.40610. 8.048 to the nearest tenth is 8.0 8.05 8 8.1 1011. The difference between 0.003286 correct to three significant figures and 0.003286 correct to four decimal places is 0.000004 0.0003 0.00009 0.0000112. The area of a rectangle is 65.69 cm², if the length is 10.12 cm, calculate the width correct to 2 dp 6.50 cm 6.49 cm 5.59 cm 5.74 cm13. Express 156 to the nearest 10 165 160 175 15014. The area of a rectangle is 65.69 cm², estimate the perimeter of the rectangle 35.78 cm 34 cm 30 cm 32 cm15. Find correct to one decimal place 0.31744 ÷ 0.0407 7.9 8.0 0.8 7.816. A chicken farmer collected 412 eggs in March and 596 in April. How many more eggs were collected in April? Round your numbers to the nearest 10. 380 eggs 180 eggs 980 eggs 80 eggs17. A lorry driver makes journeys of 78 miles, 215 miles, 409 miles and 108 miles. What is the total distance traveled? Round to the nearest tens. Round to the nearest 10. 810 miles 710 miles 1,010 miles 610 miles18. Round off 0.004365 correct to 2 significant figures. 0.44 0.0044 0.0043 0.004 0.0043719. Find the estimated answers of the equation : 0.2 0.155 0.14 120. Round to the nearest hundredths place:9,765.248 9,800 9,700 9,765.24 9,765.2521 out of 20Time is Up!